document.write( "Question 1160502: David wants to purchase a new guitar. The cost of a guitar is $299. David has saved $42 for his new purchase. His parents are willing to give him three times what he has saved. On the weekends, David cuts lawns for $20 an hour. How many more hours will David have to work until he has enough money to purchase his guitar? \n" ); document.write( "
Algebra.Com's Answer #783791 by ikleyn(52795)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The problem's formulation is FAULT:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "it did not say in the condition, how many hours David just worked for $20/hour, before asking \"how many more hours . . . \"\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |